title: Adverse reactions to drugs.
mesh_terms: D000368:Aged; D001262:Atenolol / Q000009:adverse effects* / Q000627:therapeutic use; D006801:Humans; D006973:Hypertension / Q000188:drug therapy; D008875:Middle Aged; D011412:Propanolamines / Q000009:adverse effects*
chemical_list: D011412:Propanolamines; D001262:Atenolol